Phenomenal Fireflies - Alex Wild Photography
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Their luminous courtship succesful, a pair of big dipper fireflies Photinus pyralis mate in the grass. The female (at top) has much smaller light organ than the male.

Urbana, Illinois, USA

Their luminous courtship succesful, a pair of big dipper fireflies Photinus pyralis mate in the grass. The female (at top) has much smaller light organ than the male. Urbana, Illinois, USA

Photinus pyralisfirefliesLampyridaematingsexreproductionsexual selectionColeoptera